Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Hazardous Weather Conditions

Current conditions at

Concord, Buchanan Field (KCCR)

Lat: 37.99167°NLon: 122.05194°WElev: 23.0ft.

Clear

61°F

16°C

Humidity 80%
Wind Speed SE 5 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 18 Mar 02:53 AM PDT
Extended Forecast for

4 Miles E Hercules CA

Heat Advisory March 18, 03:00am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 18, 03:00am until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Overnight

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. South wind 5 to 7 mph becoming east northeast in the afternoon.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 58. West southwest wind around 6 mph.

    Low: 58 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 89. Northwest wind 5 to 7 mph becoming northeast in the morning.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 59. Northwest wind around 6 mph becoming southwest after midnight.

    Low: 59 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 66. Light west southwest wind.
Wednesday
Sunny, with a high near 88. South wind 5 to 7 mph becoming east northeast in the afternoon.
Wednesday Night
Clear, with a low around 58. West southwest wind around 6 mph.
Thursday
Sunny, with a high near 89. Northwest wind 5 to 7 mph becoming northeast in the morning.
Thursday Night
Clear, with a low around 59. Northwest wind around 6 mph becoming southwest after midnight.
Friday
Sunny, with a high near 89.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Mostly sunny, with a high near 76.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Hercules CA
 38.01°N 122.18°W (Elev. 597 ft)
1:59 am PDT Mar 18, 2026
3am PDT Mar 18, 2026-6pm PDT Mar 24, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database